The present invention discloses a book self-borrowing system and method. The system includes a bookcase device, a client terminal and a network control device, the network control device being connected to the client terminal, the network control device being connected to the bookcase device, and the bookcase device including a book borrowing module, a book returning module, a book sharing module and a timing module. A user can place an idle book at the bookcase device, so that a personal idle book can be read more times via the bookcase device, which improves the usage rate of the idle book.
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